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Mathematics 21 Online
OpenStudy (johnnewman):

Will fan and medal!!!! A town recorded its yearly snowfall in inches over a 10-year period. What is the mean of the snowfall amounts? A. 18.9 inches B. 17.9 inches C. 15 inches D. 17 inches https://static.k12.com/calms_media/media/243500_244000/243765/1/cddb7814e20ed606f4f870ed8603fbb3186a4ee6/VHS_PA_S2_07_L209_L308_UT_Q10.gif

OpenStudy (johnnewman):

i get 17.7 see if iam right

OpenStudy (johnnewman):

so i do i work it out

rebeccaxhawaii (rebeccaxhawaii):

add them all up then divide by the amount of numbers which is 10

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